Pioneer VSA-E03 Service Manual page 50

VSA-E03
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Pin Function
No. Pin Name I/O
1 G2 O
2 G1 O
−
3 NC
4 ACIN I
5 DSPDTIN I
6 AC3REQ I
7 DIRLOCK I
8 RMC I
9 HPIN I
10 PLL_CE O
11 CODEC_CS O
12 KEYIN1 I
13 KEYIN2 I
14 KEYIN3 I
15 DSPCK O
16 DSPDT O
17 ENC_A I
18 ENC_B I
19 AMUTE O
20 AC3MUTE O
21 AC3CE O
22 AC3CK O
23 AC3DIN I
24 AC3DOUT O
25 ST_EVR1 O
26 ST_EVR2 O
27 PLL_DA O
−
28 AVref
29 STEREO I
30 TUNED I
31 AMP_DC I
32 AMP_OL I
33 VREF I
34 VDET I
35 MVR_ATT O
36 TPOWON O
−
37 AVSS
−
38 RST
−
39 EXTAL
−
40 XTAL
−
41 VSS
−
42 TX
−
43 TEX
−
44 VDD
−
45 VFDP
46 VIDEO1
47 VIDEO2 O
48 VIDEO3
49 SYS_DT
O
50 SYS_CK
50
Grid output 2
Grid output 1
Connect to VDD
AC pulse input
Data input from CS4226-KQ
Data request from MUCAP
Digital mode : DIR lock/unlock (L : Lock)
Analog mode : DSP over-load detection (H : Detection)
Remote control signal input (no-carrier signal)
Headphone connection detection (H : connect)
Chip select signal for communication with LC72131 (tuner)
CS4226-KQ chip select
Key scan input 1
Key scan input 2
Key scan input 3
Clock line for communication with CS4226-KQ and TC9164AF
Data line for communication with CS4226-KQ and TC9164AF
Rotary encoder signal input A
Rotary encoder signal input B
Audio mute
MUCAP mute
Chip select for communication with MUCAP
Clock line for communication with MUCAPMUCAP
Data reception line from MUCAP
Data line for communication with MUCAP
Strobe 1 for electric volume LC7535M
Strobe 2 for electric volume LC7535M
Data output signal for communication with LC72131 (tuner)
Connect to VDD
Stereo/Monoral signal judgment signal
TUNED information
DC abnormality detection of protection circuit (L : Abnormality detection)
Over-load detection of protection circuit (L : Abnormality detection)
Reference value (A/D) for detecting the AMP input signal level for VH/VL switch
AMP input signal level detection (A/D) for VH/VL switch
ATT control of master volume (L : Less than -20dB)
Tuner module ON/OFF
Connect to VSS
Reset
Connect to the oscillator (7.7MHz)
Connect to VSS
Open
Connect to VSS
+5V
-30V
NJM2296D control
Clock signal for communication with LC7535M and TC9274N-001
Pin Function Active
H
H
H
L
H
H
L
H
L
H
H
H
H
H
L
H
H
H